Home / 34,275.40-51,394.65-18,488.91

Finding the Fourth Proportional to 34,275.40, 51,394.65 and 18,488.91

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Solution

The fourth proportional to 34,275.40, 51,394.65 and 18,488.91 is: 27,723.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,275.40 : 51,394.65 = 18,488.91 : x
  2. Step 2: Convert to fraction form
    34,275.40/51,394.65 = 18,488.91/x
  3. Step 3: Cross multiply
    34,275.40x = 51,394.65 × 18,488.91
  4. Step 4: Simplify right side
    34,275.40x = 950,230,996.63
  5. Step 5: Solve for x
    x = 950,230,996.63/34,275.40
  6. Step 6: Final answer
    x = 27,723.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.